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Sleep Trackers May Make Insomnia Worse 
For a variety of reasons, sleep experts are questioning the role of so-called sleep trackers in achieving a healthy night’s sleep. Questions range on issues from accuracy, to validity, and psychological effects. The New York Times will tell you more: https://www.nytimes.com/2019/06/13/health/sleep-tracker-insomnia-orthosomnia.html

Does Using GPS Diminish Cognitive Ability? 
Evidence suggests that both perception and brain development degrade from using GPS to find your way. While devices using the global positioning system have proliferated in recent years, only now are scientists beginning to understand how using them for day-to-day navigational tasks can interfere with normal cognitive development. The Washington Post can fill you in: https://www.washingtonpost.com/opinions/ditch-the-gps-its-ruining-your-brain/2019/06/05/29a3170e-87af-11e9-98c1-e945ae5db8fb_story.html?noredirect=on&utm_source=pocket-newtab&utm_term=.6d39f21ab61d

Common Prescription Drugs Tied to Greater Dementia Risk 
A class of commonly prescribed drugs, know as anticholinergics, have been implicated for greatly increasing the chances a patient will develop dementia. The drugs are used to treat a wide range of medical conditions, from epilepsy to depression. CNN provides more information: https://www.cnn.com/2019/06/24/health/dementia-risk-drug-study/index.html

Many Medical Devices, Practices Found Ineffective 
A recent study found nearly 400 medical devices, procedures or practices still commonly in use, despite having been shown to be ineffective. Some examples actually made matters worse for patients. Science Alert has the story: https://www.sciencealert.com/recent-study-finds-400-medical-devices-procedures-or-practices-that-are-ineffective